1. “Metaphor and theory change: What is ‘metaphor’ a metaphor for?”;Boyd,1979
2. Colajanni, B. and De Grassi, M., (1989). “Inferential Mechanism to be employed in CAAD”: The Castorp System” Proc. of the ECAADE Conference 1989:: 7.1, Aarhus.
3. Colajanni, B. (1989). “Un possibile codice di rappresentazione degli oggetti edilizi”, RR 6 G. N. P. E., C. N. R. Ancona.
4. Cocchioni, C., and Mecca, S., (1989). “Utilization of Rules for Modular Coordination in relational Models to be employed in CAAD” Proc. of the ECAADE Conference 1989: 7.5, Aarhus.
5. “Design knowledge and sequential plans”;Coyne;Environmental and Planning B,1985